<template>
  <div class="ratingselect">
    <div class="rating-type border-1px">
      <span @click="select(2, $event)" class="block positive" :class="{'active': dataSelectType===2}">{{desc.all}}<span class="count">{{ratings.length}}</span></span>
      <span @click="select(0, $event)" class="block positive" :class="{'active': dataSelectType===0}">{{desc.positive}}<span class="count">{{positives.length}}</span></span>
      <span @click="select(1, $event)" class="block negative" :class="{'active': dataSelectType===1}">{{desc.negative}}<span class="count">{{negatives.length}}</span></span>
    </div>
    <div @click="toggleContent" class="switch" :class="{'on': dataOnlyContent}">
      <span class="iconfont icon-check-circle">&#xe621;</span>
      <span class="text">只看内容的评价</span>
    </div>
  </div>
</template>

<script>
  const POSITIVE = 0;
  const NEGATIVE = 1;
  const ALL = 2;
    export default {
        name: "RatingSelect",
        props: {
          ratings: {
            type: Array,
            default() {
              return []
            }
          },
          selectType: {
            type: Number,
            default: ALL
          },
          onlyContent: {
            type: Boolean,
            default: false
          },
          desc: {
            type: Object,
            default() {
              return {
                all: '全部',
                positive: '满意',
                negative: '不满意'
              }
            }
          }
        },
        data() {
          return {
            dataSelectType: 2,
            dataOnlyContent: false,
            dataDesc: {all: '全部', positive: '满意', negative: '不满意'}
          }
        },
        mounted() {
          this.dataSelectType = this.selectType
          this.dataOnlyContent = this.onlyContent
          this.dataDesc = this.desc
        },
        computed: {
          positives() {
            return this.ratings.filter((rating) => {
              return rating.rateType === POSITIVE
            })
          },
          negatives() {
            return this.ratings.filter((rating) => {
              return rating.rateType === NEGATIVE
            })
          }
        },
        methods: {
          select(type, event) {
            if (!event._constructed) {
              return
            }
            this.dataSelectType = type
            this.$emit('ratingtypeSelect', type)
          },
          toggleContent(event) {
            if (!event._constructed) {
              return
            }
            this.dataOnlyContent = !this.dataOnlyContent
            this.$emit('contentToggle', this.dataOnlyContent)
          }
        }
    }
</script>

<style lang="stylus" scoped>
  @import "~@/common/stylus/mixin.styl"
  .ratingselect
    .rating-type
      padding: 18px 0
      margin: 0 18px
      border-1px(rgba(7, 17, 27, 0.1))
      .block
        display: inline-block
        padding: 8px 12px
        margin-right: 8px
        line-height: 16px
        border-radius: 1px
        font-size: 12px
        color: rgb(77, 85, 93)
        &.active
          color: #fff
        .count
          margin-left: 2px
          font-size: 8px
        &.positive
          background: rgba(0, 160, 220, 0.2)
          &.active
            background: rgb(0, 160, 220)
        &.negative
          background: rgba(77, 85, 93, 0.2)
          &.active
            background: rgb(77, 85, 93)
    .switch
      padding: 12px 18px
      line-height: 24px
      border-bottom: 1px solid rgba(7, 17, 27, 0.1)
      color: rgb(147, 153, 159)
      font-size: 0
      &.on
        .icon-check-circle
          color: #00c850
      .icon-check-circle
        display: inline-block
        vertical-align: top
        margin-right: 4px
        font-size: 24px
      .text
        display: inline-block
        vertical-align: top
        font-size: 12px
</style>
